226 / | HD | ADVANCING MATERIAL OF INDETERMINATE LENGTH |
52 | DF | MEANS TO ENGAGE LONGITUDINALLY SPACED MODIFICATIONS IN MATERIAL {8} |
62 | DF | .~ Reciprocating or oscillating claw or finger {6} |
70 | DF | .~.~ On carrier pivoted about a fixed axis {2} |
71 | .~.~.~ Claw pivotable on carrier |